RFC 1035:DOMAIN NAMES - IMPLEMENTATION AND SPECIFI...
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experimental


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... The domain system is a mixture of functions and data types which are an official protocol and functions and data types which are still experimental. Since the domain system is intentionally extensible, new data types and experimental ...
... experimental. Since the domain system is intentionally extensible, new data types and experimental behavior should always be expected in parts of the system beyond the official protocol. The official protocol parts include standard queries ...
... Experimental or obsolete features are clearly marked in these RFCs, and such information should be used with caution. ...


... 7 a mailbox domain name (EXPERIMENTAL) ...
... 8 a mail group member (EXPERIMENTAL) ...
... 9 a mail rename domain name (EXPERIMENTAL) ...
... 10 a null RR (EXPERIMENTAL) ...
... MB RDATA format (EXPERIMENTAL) ...
... MG RDATA format (EXPERIMENTAL) ...
... MINFO RDATA format (EXPERIMENTAL) ...
... MR RDATA format (EXPERIMENTAL) ...
... NULL RDATA format (EXPERIMENTAL) ...
... NULL records cause no additional section processing. NULL RRs are not allowed in master files. NULLs are used as placeholders in some experimental extensions of the DNS. ...
... RRs shorter. The multiple RRs assumption is incorporated in some experimental work on dynamic update methods. ...


... . Mailbox binding is an experimental feature which is still under development and subject to change. ...
... Mailbox binding (Experimental) ...



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